Annual mean 19°C · wettest around May · prevailing wind S
Warmest
34.2 °C
Coldest
10.9 °C
Wettest
52%
Windiest
5.7 m/s
Prevailing
S
4.5 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
never good
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Every reading
bars actual · line feels-like, °Cchance of rain, %wind speed, m/ssky covered, %
The average temperature in Duncanville over the whole year is 19°C. July is the hottest month, with highs of about 34°C; January is the coldest, with lows of about 4°C. Duncanville has no sharply defined rainy season: the chance of rain on a given day runs from 33% in July, the driest month, to 42% in May, the wettest. Winds in Duncanville are highest in March, averaging 4.2 m/s (15 km/h), and lightest in September, at 2.6 m/s (9 km/h). The prevailing wind is from the S. The clearest skies in Duncanville come in July, when the sky is typically 27% covered; February is the cloudiest month, at 47%.
Month by month Duncanville climate by month: average temperatures year round · click a month to read it
Month
High
Low
Feels like
Chance of rain
Cloud
Wind
Being outside
Sun
Walking
January
11°C
4°C
6°C
36%
40%
3.6 m/s
12
0
48
February
14°C
7°C
9°C
37%
47%
4.0 m/s
29
2
53
March
19°C
11°C
15°C
38%
43%
4.2 m/s
54
7
69
April
22°C
15°C
19°C
38%
47%
4.1 m/s
68
17
59
May
27°C
20°C
26°C
42%
45%
3.7 m/s
51
52
23
June
31°C
24°C
33°C
36%
34%
3.5 m/s
10
49
2
July
34°C
25°C
35°C
33%
27%
3.3 m/s
3
28
0
August
34°C
25°C
35°C
39%
28%
3.0 m/s
3
28
0
September
31°C
22°C
31°C
36%
33%
2.6 m/s
22
50
8
October
25°C
15°C
23°C
41%
32%
3.2 m/s
52
42
36
November
18°C
10°C
15°C
35%
39%
3.2 m/s
51
6
68
December
14°C
7°C
10°C
36%
45%
3.3 m/s
28
1
59
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Duncanville weather by season
Year round, Duncanville has days of about 11°C at their warmest in January, its coolest month, and 34°C in July, its warmest; the coolest hours of the day run from 4°C to 25°C through the year, and the average temperature over the year is 19°C around the clock. Rain is most likely around May and least likely around July. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Duncanville weather in winterDecember to February
High 13°CLow 6°CRain 36%
Winter in Duncanville has typical daily highs of about 13°C and lows of about 6°C, with a 36% chance of rain on a given day.
Duncanville weather in springMarch to May
High 23°CLow 15°CRain 39%
Spring in Duncanville has typical daily highs of about 23°C and lows of about 15°C, with a 39% chance of rain on a given day.
Duncanville weather in summerJune to August
High 33°CLow 25°CRain 36%
Summer in Duncanville has typical daily highs of about 33°C and lows of about 25°C, with a 36% chance of rain on a given day.
Duncanville weather in autumnSeptember to November
High 24°CLow 16°CRain 38%
Autumn in Duncanville has typical daily highs of about 24°C and lows of about 16°C, with a 38% chance of rain on a given day.
When is the rainy season in Duncanville?
Duncanville has no sharply defined rainy season: the chance of rain on a given day runs from 33% in July, the driest month, to 42% in May, the wettest.
What time of year is Duncanville windiest?
Winds in Duncanville are highest in March, averaging 4.2 m/s (15 km/h), and lightest in September, at 2.6 m/s (9 km/h). The prevailing wind is from the S.
What is the average temperature in Duncanville year round?
The average temperature in Duncanville over the whole year is 19°C. July is the hottest month, with highs of about 34°C; January is the coldest, with lows of about 4°C.